What’s a meridian of longitude!!

Longitude is estimated by fanciful lines that go around the Earth vertically (here and there) and meet at the North and South Poles. These lines are known as meridians. Every meridian estimates one arcdegree of longitude. The separation around the Earth estimates 360 degrees.

Explanation:

answer; the correct answer to the above statement is to increase the production of milk in a herd of milk cows, the highest producing cows were chosen as the mother;

sumerians were polytheistic, meaning they believed in many different gods. so, the best answer is c.